strobe lighting

15 LETTERS · STARTS WITH S

strobe lighting is a valid 15-letter word worth 21 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1T1R1O1B3E1L1I1G2H4T1I1N1G2

1 + 1 + 1 + 1 + 3 + 1 + 0 + 1 + 1 + 2 + 4 + 1 + 1 + 1 + 2 =21 PTS

DOUBLE WORD → 42TRIPLE WORD → 63

MEANING

What does strobe lighting mean?